I need to find an extension to generate the Article Table of Content or Outline in the sidebar like this page (right sidebar). The page will scroll to that heading/content when click to the sidebar content. I found the similar question in this post but all the answers are out of date.
I'n end up with Quick Index of RegularLabs– JOYMay 2, 2019 at 12:08
Thank you. Added.– JOYMay 3, 2019 at 13:09
I'm end up with Quick Index of RegularLabs. It also has the Auto Index feature which auto generate the index for all selected articles.